1396752440

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{182821}}^1$

素因数の和:183023

約数の個数: 32

約数和(自身を含む): 3159164160

約数和(自身を除く): 1762411720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 182821, 365642, 731284, 914105, 1462568, 1828210, 3656420, 7312840, 34918811, 69837622, 139675244, 174594055, 279350488, 349188110, 698376220, 1396752440]

約数ペア:

[(1, 1396752440), (2, 698376220), (4, 349188110), (5, 279350488), (8, 174594055), (10, 139675244), (20, 69837622), (40, 34918811), (191, 7312840), (382, 3656420), (764, 1828210), (955, 1462568), (1528, 914105), (1910, 731284), (3820, 365642), (7640, 182821)]